Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Waterloo, Iowa

Average Temperature Rankings, May 2018

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1950-2019)
Warmest/Coolest
Since
Record
May 2018
1-Month
66.1°F
(18.9°C)
60.0°F
(15.6°C)
6.1°F
(3.3°C)
69th Coolest Coolest since: 2017 1954, 1997
2nd Warmest Warmest since: 1977 1977
Apr–May 2018
2-Month
52.1°F
(11.2°C)
54.2°F
(12.3°C)
-2.1°F
(-1.1°C)
15th Coolest Coolest since: 2013 1961
56th Warmest Warmest since: 2017 1977
Ties: 1956
Mar–May 2018
3-Month
45.6°F
(7.6°C)
47.9°F
(8.8°C)
-2.3°F
(-1.2°C)
22nd Coolest Coolest since: 2014 1960
49th Warmest Warmest since: 2017 2012
Ties: 1953
Feb–May 2018
4-Month
39.2°F
(4.0°C)
41.7°F
(5.4°C)
-2.5°F
(-1.4°C)
21st Coolest Coolest since: 2014 1979
49th Warmest Warmest since: 2017 2012
Jan–May 2018
5-Month
34.9°F
(1.6°C)
36.9°F
(2.7°C)
-2.0°F
(-1.1°C)
25th Coolest Coolest since: 2014 1979
45th Warmest Warmest since: 2017 2012
Dec 2017–May 2018
6-Month
32.7°F
(0.4°C)
34.4°F
(1.3°C)
-1.7°F
(-0.9°C)
27th Coolest Coolest since: 2014 1979
43rd Warmest Warmest since: 2017 2012
Nov 2017–May 2018
7-Month
33.1°F
(0.6°C)
34.7°F
(1.5°C)
-1.6°F
(-0.9°C)
28th Coolest Coolest since: 2014 1979
42nd Warmest Warmest since: 2017 2012
Ties: 1952
Oct 2017–May 2018
8-Month
35.5°F
(1.9°C)
36.5°F
(2.5°C)
-1.0°F
(-0.6°C)
33rd Coolest Coolest since: 2015 1979
37th Warmest Warmest since: 2017 2012
Sep 2017–May 2018
9-Month
38.9°F
(3.8°C)
39.4°F
(4.1°C)
-0.5°F
(-0.3°C)
40th Coolest Coolest since: 2015 1979
30th Warmest Warmest since: 2017 2012
Ties: 2010
Aug 2017–May 2018
10-Month
41.7°F
(5.4°C)
42.5°F
(5.8°C)
-0.8°F
(-0.4°C)
33rd Coolest Coolest since: 2015 1979
37th Warmest Warmest since: 2017 2012
Ties: 2015
Jul 2017–May 2018
11-Month
44.6°F
(7.0°C)
45.3°F
(7.4°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 2015 1979
35th Warmest Warmest since: 2017 2012
Jun 2017–May 2018
12-Month
46.8°F
(8.2°C)
47.4°F
(8.6°C)
-0.6°F
(-0.4°C)
36th Coolest Coolest since: 2015 1979
33rd Warmest Warmest since: 2017 2012
Ties: 1980
Dec 2016–May 2018
18-Month
43.6°F
(6.4°C)
43.0°F
(6.1°C)
0.6°F
(0.3°C)
53rd Coolest Coolest since: 2015 1979
16th Warmest Warmest since: 2017 2017
Ties: 1981, 1987, 2004
Jun 2016–May 2018
24-Month
48.6°F
(9.2°C)
47.3°F
(8.5°C)
1.3°F
(0.7°C)
62nd Coolest Coolest since: 2016 1979
6th Warmest Warmest since: 2017 2017
Ties: 1955, 2003
Jun 2015–May 2018
36-Month
49.1°F
(9.5°C)
47.3°F
(8.5°C)
1.8°F
(1.0°C)
65th Coolest Coolest since: 2017 1979
2nd Warmest Warmest since: 2000 2000
Jun 2014–May 2018
48-Month
48.4°F
(9.1°C)
47.3°F
(8.5°C)
1.1°F
(0.6°C)
63rd Coolest Coolest since: 2017 1980
3rd Warmest Warmest since: 2002 2002
Ties: 2000, 2019
Jun 2013–May 2018
60-Month
47.5°F
(8.6°C)
47.2°F
(8.4°C)
0.3°F
(0.2°C)
47th Coolest Coolest since: 2015 1997
18th Warmest Warmest since: 2017 2002
Ties: 1958, 1990, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/